Professor Habel supervised and guided Christian in his challenge of obtaining a doctoral degree. His own research into route descriptions and his interest in the functions of maps has set the frame for the topic.
Christopher heads the research group "Knowledge and Language Processing" which investigates the processes of knowledge and language processing of humans and artificial systems. The main topics are knowledge representation of time, space, and events;
representation of objects and concepts; and understanding and production of language. Get more information about the group here.

Franziska is a student of special padagogy at Hamburg University. In cooperation with Christian she conducts literature reviews, prepares materials for the experiments and conducts and analyses the experiments. She has a special interest in the abilities of disabled persons.

Assitant 2008: Johanna

Johanna is a student of psychology at Hamburg University. In cooperation with Christian she helped to designed the experiments carried out during the course of the studies. She was mostly interest in the multi-modal aspect of the research.